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Tachylite and Ijolite Definition


Ijolite and Tachylite Definition


Definition

Definition
Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt   
Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite   

History
  
  

Origin
Iceland   
Finland, Europe   

Discoverer
Unknown   
Unknown   

Etymology
From German Tachylite, from tachy- + Greek lutos soluble, melting   
From the first syllable of the Finnish words Ii-vaara, Iijoki, &c. commonly used geographical names in Finland, and the Gr. Xiflos, a stone   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Medium Hardness Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Volcanic   
Plutonic   

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Tachylite and Ijolite

The general Tachylite and Ijolite definition can be stated as: Tachylite is a vitreous form of basaltic volcanic glass. This glass is formed naturally by the rapid cooling of molten basalt. On the other hand, Ijolite is an intrusive igneous rock which is composed mainly of nepheline and an alkali pyroxene, usually aegirine-augite. Along with definition of Tachylite and Ijolite, get to know about Properties of Tachylite and Ijolite. Get to know more information about Tachylite and Ijolite origin and discoverer, etymology and class.

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History of Tachylite and Ijolite

The history of Tachylite and Ijolite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Tachylite and Ijolite Origin and Discoverer

Tachylite and Ijolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Tachylite and Ijolite. In this section, you will know about Tachylite and Ijolite Origin and Discoverer. Origin of Tachylite is Iceland whereas Origin of Ijolite is Finland, Europe. It is interesting to know the name of Tachylite and Ijolite discoverer. The discoverer of Tachylite and Ijolite are Unknown.

Etymology of Tachylite and Ijolite

Along with Tachylite and Ijolite definition, know more about the etymology of Tachylite and Ijolite. Etymology of Tachylite and Ijolite gives information about origin and formation of a particular rock. Know more about Formation of Tachylite and Formation of Ijolite. The etymology of Tachylite is From German Tachylite, from tachy- + Greek lutos soluble, melting while that of Ijolite is From German Tachylite, from tachy- + Greek lutos soluble, melting. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tachylite and Ijolite belong to Igneous Rocks. The sub-class, group and other categories of Tachylite and Ijolite are listed below.

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